\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Appendix Table: OLS estimates for mother time/goods relative demand by child age (ALL, 1-2 kids ages 0-12, P(work) $ \geq $ .75 2002 and 2007)}
\begin{tabular}{l*{3}{c}}
\hline\hline
               &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}\\
               &\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Ages 5-8}&\multicolumn{1}{c}{Ages 9-12}\\
               &         b/se         &         b/se         &         b/se         \\
\hline
$\ln(\tilde{W}\_{m,i})$&        0.646\sym{***}&        0.648\sym{***}&        0.659\sym{***}\\
               &      (0.071)         &      (0.135)         &      (0.086)         \\
Married        &       -0.074         &       -0.114         &       -0.036         \\
               &      (0.095)         &      (0.158)         &      (0.120)         \\
Child's age    &       -0.141\sym{***}&       -0.243\sym{**} &       -0.160\sym{***}\\
               &      (0.022)         &      (0.079)         &      (0.048)         \\
Mother some    &        0.011         &        0.263         &       -0.101         \\
coll.          &      (0.102)         &      (0.174)         &      (0.127)         \\
Mother coll+   &       -0.157         &       -0.109         &       -0.180         \\
               &      (0.112)         &      (0.192)         &      (0.139)         \\
Mother's age   &       -0.008         &       -0.009         &       -0.008         \\
               &      (0.008)         &      (0.012)         &      (0.010)         \\
Mother white   &       -0.243\sym{**} &       -0.125         &       -0.323\sym{**} \\
               &      (0.089)         &      (0.144)         &      (0.115)         \\
Num children   &        0.158         &        0.130         &        0.095         \\
age 0-5        &      (0.125)         &      (0.162)         &      (0.207)         \\
Num of children&        0.089         &        0.062         &        0.087         \\
               &      (0.062)         &      (0.120)         &      (0.073)         \\
\_cons         &        2.213\sym{***}&        2.838\sym{***}&        2.491\sym{***}\\
               &      (0.355)         &      (0.744)         &      (0.639)         \\
\hline
r2             &        0.190         &        0.170         &        0.151         \\
rss            &      826.887         &      213.167         &      606.904         \\
N              &          727         &          224         &          503         \\
\hline\hline
\multicolumn{4}{l}{\footnotesize p-value for (2) and (3)= 0.825}\\
\end{tabular}
\end{table}
